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Mordant Brown 69

Name:C.I.Mordant Brown 69,C.I.20120

Molecular Structure: Double azo class

C.I.Mordant Brown 69,C.I.20120,CAS 5850-08-8,479.40,C18H14N7NaO6S,Kemachrome Brown 7G,Mordant Brown No. 12

C.I.Mordant Brown 69,C.I.20120,CAS 5850-08-8,479.40,C18H14N7NaO6S,Kemachrome Brown 7G,Mordant Brown No. 12

Molecular Formula:C18H14N7NaO6S

Molecular Weight: 479.40

CAS Registry Number:5850-08-8

Manufacturing Methods :  2-Amino-4-nitrophenol and 4-Aminobenzenesulfonic acid respectively diazotization, in turn, and Benzene-1,3-diamine coupling.

Properties and Applications:  dark red light brown. Soluble in water for yellow brown. In concentrated sulfuric acid for yellow brown, dilution after yellow brown. Dye aqueous solution to join concentrated hydrochloric acid have yellow brown precipitation; Join concentrated sodium hydroxide solution for yellow brown solution.

Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 4-5 5 3-4 5 4-5 5

List of Suppliers:

Kemachrome Brown 7G( Karsandas Mavji )

Mordant Brown No. 12( Day-Glo Color Corp. )


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